Furniture base



FIG. 1 is a perspective view of a furniture base, showing my new design,the broken lines being for environmental purposes only and forming nopart of the claimed design;

FIG. 2 is a top plan view;

FIG. 3 is a side elevational view; and,

FIG. 4 is a bottom plan view thereof.

The ornamental design for a furniture base, as shown and described.